2023
- 02
- Merged with KHE Co., Ltd.
2021
- 02
- Renamed as SNT Energy Co., Ltd.
2020
- 02
- Signed MOU with Saudi Aramco
2019
- 03
- Incorporated into S&T Holdings Co., Ltd. Subsidiary
2013
- 11
- Incorporated into S&T Motiv Co., Ltd. Subsidiary
- 06
- Benson boiler technical partnership (Germany, SIEMENS)
2012
- 01
- Established S&T Gulf Co., Ltd. (Saudi Arabia)
2011
- 08
- Signed the license agreement with Innospin of Swiss for ACC.
2010
- 07
- Signed the license agreement with Deltak of USA for Horizontal H.R.S.G.
2009
- 06
- Authorized for KEPIC Nuclear Certificates MN and SN
- 04
-
Authorited for ASME Nuclear Certificates N, NPT, N3 and NS, for Seong San and Haman plants
Signed the license agreement with Foster Wheeler of USA for Surface Condenser.
2008
- 10
- Re organized by the split into S&T Hodings and S&T Corporation
- 02
- Splitted into S&T Corporation and S&T Holdings.